The Fitbit Air sensor plus a watch that actually looks good. Skip the clunky fitness band. Slide your pebble into iconic Casio. Track everything. Look retro.
The classic Casio F-91W fitted with a custom nylon band and Fitbit Air pebble holder. Iconic look, hidden tracking.
The Casio CA-53W calculator watch — same custom nylon band and Fitbit Air pebble holder. More character, same tracking.
The custom nylon band and Fitbit Air pebble holder. Works with any 18mm or 20mm lug watch you already own.
"The F-91W looks vintage Casio on the wrist, but it's tracking my steps, heart rate, and sleep. Perfect retro tech hybrid. My friends have no idea there's a Fitbit sensor in it."
"I love the retro look, the design and the overall quality of the product! Got this as a gift for my boyfriend. He absolutely loves it!"
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It's the most iconic Casio ever made. Now with hidden fitness tracking.
Yes. The sensor pebble is not included with your PIV watch. You remove it from your existing Fitbit Air band and slide it into the pebble holder. It pops in and out easily, so you can swap back whenever you like.
Yes, fully. Heart rate, sleep tracking, and steps all sync through the Google Fit app as normal. Nothing changes on the software side.
Three products: the PIV Band + Pebble Holder ($29.99) which fits any 18mm or 20mm lug watch you already own, the PIV F-91 ($99.99) based on the Casio F-91W, and the PIV CA-53W ($99.99) based on the Casio CA-53W calculator watch. All include a custom nylon band and Fitbit Air pebble holder.
7 to 10 business days. We build each watch to order, so there is a short lead time before it ships. Shipping is free.
Not at the moment. US orders only.
It fits all wrist sizes. The nylon band is adjustable and works on both smaller and larger wrists.
All sales are final. We are a small team building each watch to order, so we are unable to accept returns. If something arrives damaged or is not what you ordered, email hello@pivhq.com and we will make it right.